1 files changed, 29 insertions, 0 deletions
diff --git a/testing/web-platform/tests/dom/nodes/insertion-removing-steps/Node-appendChild-script-and-div-from-fragment.tentative.html b/testing/web-platform/tests/dom/nodes/insertion-removing-steps/Node-appendChild-script-and-div-from-fragment.tentative.html
new file mode 100644
index 0000000000..b154c1bf4f
--- /dev/null
+++ b/testing/web-platform/tests/dom/nodes/insertion-removing-steps/Node-appendChild-script-and-div-from-fragment.tentative.html
@@ -0,0 +1,29 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>Node.appendChild: inserting script and div from a DocumentFragment</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<body>
+<script>
+let script = null;
+let scriptParent = null;
+let div = null;
+let divParent = null;
+test(() => {
+  script = document.createElement("script");
+  div = document.createElement("div");
+  script.textContent = `
+    divParent = div.parentNode;
+    scriptParent = script.parentNode;
+  `;
+  const df = document.createDocumentFragment();
+  df.appendChild(script);
+  df.appendChild(div);
+  assert_equals(divParent, null);
+  assert_equals(scriptParent, null);
+  document.head.appendChild(df);
+  assert_equals(divParent, scriptParent);
+  assert_equals(divParent, document.head);
+}, "Earlier-inserted scripts can observe the parentNode of later-inserted " +
+   "nodes, because script runs after DOM insertion completes");
+</script>